package com.zhao.config;


import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.web.cors.CorsConfiguration;
import org.springframework.web.cors.UrlBasedCorsConfigurationSource;
import org.springframework.web.filter.CorsFilter;

/**
 * @author zhao
 * @description TODO
 * @date 2023-10-14 10:46
 */

@Configuration
public class MyCorsConfig {

    @Bean
    public CorsFilter corsFilter() {
        //添加CORS配置信息
        CorsConfiguration configuration = new CorsConfiguration();
        //允许的域，不要写*，否则cookie就无法使用了
        configuration.addAllowedOrigin("http://localhost:8888");  //这里写请求的前端服务器
        //是否发送cookie信息
        configuration.setAllowCredentials(true);
        //允许的请求方式
        configuration.addAllowedMethod("OPTIONS");
        configuration.addAllowedMethod("HEAD");
        configuration.addAllowedMethod("GET");
        configuration.addAllowedMethod("PUT");
        configuration.addAllowedMethod("POST");
        configuration.addAllowedMethod("DELETE");
        configuration.addAllowedMethod("PATCH");

        //允许的头信息
        configuration.addAllowedHeader("*");

        //添加映射路径，我们拦截一切请求
        UrlBasedCorsConfigurationSource urlBasedCorsConfigurationSource = new UrlBasedCorsConfigurationSource();
        urlBasedCorsConfigurationSource.registerCorsConfiguration("/**",configuration);

        //返回新的CorsFilter
        return new CorsFilter(urlBasedCorsConfigurationSource);
    }
}
